Re: [Mesa-dev] [PATCH 1/2] gallivm: better support for fast rsqrt

2013-07-11 Thread Jose Fonseca
Looks good. Thanks for the updates. Jose - Original Message - > From: Roland Scheidegger > > We had to disable fast rsqrt before because it wasn't precise enough etc. > However in situations when we know we're not going to need more precision > we can still use a fast rsqrt (which can b

[Mesa-dev] [PATCH 1/2] gallivm: better support for fast rsqrt

2013-07-11 Thread sroland
From: Roland Scheidegger We had to disable fast rsqrt before because it wasn't precise enough etc. However in situations when we know we're not going to need more precision we can still use a fast rsqrt (which can be several times faster than the quite expensive sqrt). Hence introduce a new helpe

Re: [Mesa-dev] [PATCH 1/2] gallivm: better support for fast rsqrt

2013-07-11 Thread Roland Scheidegger
Am 11.07.2013 16:13, schrieb Brian Paul: > Just minor things below. Ok, I'll fix this (and the things Jose mentioned). > > Reviewed-by: Brian Paul > > On 07/10/2013 06:21 PM, srol...@vmware.com wrote: >> From: Roland Scheidegger >> >> We had to disable fast rsqrt before because it wasn't preci

Re: [Mesa-dev] [PATCH 1/2] gallivm: better support for fast rsqrt

2013-07-11 Thread Brian Paul
Just minor things below. Reviewed-by: Brian Paul On 07/10/2013 06:21 PM, srol...@vmware.com wrote: From: Roland Scheidegger We had to disable fast rsqrt before because it wasn't precise enough etc. However in situations when we know we're not going to need more precision we can still use a f

[Mesa-dev] [PATCH 1/2] gallivm: better support for fast rsqrt

2013-07-10 Thread sroland
From: Roland Scheidegger We had to disable fast rsqrt before because it wasn't precise enough etc. However in situations when we know we're not going to need more precision we can still use a fast rsqrt (which can be several times faster than the quite expensive sqrt). Hence introduce a new helpe